diff --git a/packages/core/assemblyManager/assemblyManager.ts b/packages/core/assemblyManager/assemblyManager.ts
index 223c024c50..800f394e77 100644
--- a/packages/core/assemblyManager/assemblyManager.ts
+++ b/packages/core/assemblyManager/assemblyManager.ts
@@ -9,10 +9,7 @@ import {
 } from 'mobx-state-tree'
 import { when } from '../util'
 import { readConfObject } from '../configuration'
-import {
-  AnyConfigurationModel,
-  AnyConfigurationSchemaType,
-} from '../configuration/configurationSchema'
+import { AnyConfigurationModel } from '../configuration/configurationSchema'
 
 import assemblyFactory from './assembly'
 import PluginManager from '../PluginManager'
@@ -32,10 +29,12 @@ export default function assemblyManagerFactory(
       },
 
       get assemblyList() {
+        // name is the explicit identifier and can be accessed without getConf,
+        // hence the union with {name:string}
         return [
           ...getParent(self).jbrowse.assemblies,
           ...(getParent(self).session.sessionAssemblies || []),
-        ] as AnyConfigurationModel[]
+        ] as (AnyConfigurationModel & { name: string })[]
       },
 
       get rpcManager() {
diff --git a/plugins/linear-genome-view/src/LinearGenomeView/components/SequenceDialog.tsx b/plugins/linear-genome-view/src/LinearGenomeView/components/SequenceDialog.tsx
index 62191f16d7..066026229a 100644
--- a/plugins/linear-genome-view/src/LinearGenomeView/components/SequenceDialog.tsx
+++ b/plugins/linear-genome-view/src/LinearGenomeView/components/SequenceDialog.tsx
@@ -21,7 +21,7 @@ import GetAppIcon from '@material-ui/icons/GetApp'
 import TextField from '@material-ui/core/TextField'
 
 // core
-import { getSession, findParentThatIs } from '@jbrowse/core/util'
+import { getSession } from '@jbrowse/core/util'
 import { Feature } from '@jbrowse/core/util/simpleFeature'
 // other
 import { formatSeqFasta, SeqChunk } from '@jbrowse/core/util/formatFastaStrings'
diff --git a/plugins/linear-genome-view/src/LinearGenomeView/index.ts b/plugins/linear-genome-view/src/LinearGenomeView/index.ts
index 69dfb3eba3..22f6356a2d 100644
--- a/plugins/linear-genome-view/src/LinearGenomeView/index.ts
+++ b/plugins/linear-genome-view/src/LinearGenomeView/index.ts
@@ -145,7 +145,7 @@ export function stateModelFactory(pluginManager: PluginManager) {
         const assembliesInitialized = this.assemblyNames.every(assemblyName => {
           if (
             assemblyManager.assemblyList
-              ?.map((asm: { name: string }) => asm.name)
+              ?.map(asm => asm.name)
               .includes(assemblyName)
           ) {
             return (assemblyManager.get(assemblyName) || {}).initialized